Bumped on an interesting article the other day: a cheap power amplifier with two MRF300AN LDmosfets from NXP. The MRF300 produces about 300 watts @ 50V and operates broadband from 1.8 – 250 MHz. Razvan M0HZH created a little power amplifier with two of these mosfets which put out around 600 watt with 4.5 watt…
Tag: home brew
My first CW-paddle contact!
Last night I was fiddling around with my Elecraft K1. Couldn’t get it to work properly. Couldn’t even spot myself on Reverse Beacon Network. Eventually I got out my Kenwood TS-590. Turns out my home-brew coax patch-cable didn’t work! Aaaargh, stupid mistake of course. After a few spins over 20m and 40m I heard a…